676722256452 has 96 divisors (see below), whose sum is σ = 2026547994240. Its totient is φ = 193004559360.

The previous prime is 676722256447. The next prime is 676722256453. The reversal of 676722256452 is 254652227676.

676722256452 is a `hidden beast` number, since 6 + 7 + 6 + 7 + 2 + 22 + 564 + 52 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (676722256453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16733673 + ... + 16774064.

It is an arithmetic number, because the mean of its divisors is an integer number (21109874940).

Almost surely, 2^676722256452 is an apocalyptic number.

It is an amenable number.

676722256452 is an abundant number, since it is smaller than the sum of its proper divisors (1349825737788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

676722256452 is a wasteful number, since it uses less digits than its factorization.

676722256452 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33507778 (or 33507770 counting only the distinct ones).

The product of its digits is 16934400, while the sum is 54.

The spelling of 676722256452 in words is "six hundred seventy-six billion, seven hundred twenty-two million, two hundred fifty-six thousand, four hundred fifty-two".